Home / 1,008,022.60-1,509,960.30-509,667.40

Finding the Fourth Proportional to 1,008,022.60, 1,509,960.30 and 509,667.40

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Solution

The fourth proportional to 1,008,022.60, 1,509,960.30 and 509,667.40 is: 763,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,022.60 : 1,509,960.30 = 509,667.40 : x
  2. Step 2: Convert to fraction form
    1,008,022.60/1,509,960.30 = 509,667.40/x
  3. Step 3: Cross multiply
    1,008,022.60x = 1,509,960.30 × 509,667.40
  4. Step 4: Simplify right side
    1,008,022.60x = 769,577,540,204.22
  5. Step 5: Solve for x
    x = 769,577,540,204.22/1,008,022.60
  6. Step 6: Final answer
    x = 763,452.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.